greg@TVserver:~$ sudo coredumpctl gdb (gdb) bt full [sudo] password for greg: PID: 442820 (gnome-commander) UID: 0 (root) GID: 0 (root) Signal: 11 (SEGV) Timestamp: Wed 2022-01-12 11:37:39 EST (10min ago) Command Line: gnome-commander Executable: /usr/local/bin/gnome-commander Control Group: /user.slice/user-1000.slice/user@1000.service/app.slice/app-org.gnome.Terminal.slice/vte-spawn-94c75967-4a4c-405e-b8e1-44a59e2957c2.scope Unit: user@1000.service User Unit: vte-spawn-94c75967-4a4c-405e-b8e1-44a59e2957c2.scope Slice: user-1000.slice Owner UID: 1000 (greg) Boot ID: ab6e962f2df345399d5ca91010d6499a Machine ID: 920bdd967bd44d779e6747fa9bb0f09b Hostname: TVserver Storage: /var/lib/systemd/coredump/core.gnome-commander.0.ab6e962f2df345399d5ca91010d6499a.442820.1642005459000000.zst (present) Disk Size: 1.1M Message: Process 442820 (gnome-commander) of user 0 dumped core. Stack trace of thread 442820: #0 0x000055b33dd27251 _ZN20GnomeCmdFileSelector16update_tab_labelEP16GnomeCmdFileList (gnome-commander + 0x87251) #1 0x00007f413d1a731e n/a (libgtk-x11-2.0.so.0 + 0x16631e) #2 0x000055b33dd23f1a _ZN20GnomeCmdFileSelector12update_styleEv (gnome-commander + 0x83f1a) #3 0x000055b33dd24168 on_notebook_switch_page (gnome-commander + 0x84168) #4 0x00007f413cb64c0f g_closure_invoke (libgobject-2.0.so.0 + 0x13c0f) #5 0x00007f413cb80ea6 n/a (libgobject-2.0.so.0 + 0x2fea6) #6 0x00007f413cb82884 g_signal_emit_valist (libgobject-2.0.so.0 + 0x31884) #7 0x00007f413cb82ad3 g_signal_emit (libgobject-2.0.so.0 + 0x31ad3) #8 0x00007f413d1abec4 n/a (libgtk-x11-2.0.so.0 + 0x16aec4) #9 0x000055b33dd256a6 _ZN16GnomeCmdNotebook11insert_pageEP10_GtkWidgetiS1_ (gnome-commander + 0x856a6) #10 0x000055b33dd30c97 _ZN15GnomeCmdMainWin9open_tabsE14FileSelectorID (gnome-commander + 0x90c97) #11 0x000055b33dd317d9 init (gnome-commander + 0x917d9) #12 0x00007f413cb8c24a g_type_create_instance (libgobject-2.0.so.0 + 0x3b24a) #13 0x00007f413cb73b7d n/a (libgobject-2.0.so.0 + 0x22b7d) #14 0x00007f413cb74b4d g_object_new_with_properties (libgobject-2.0.so.0 + 0x23b4d) #15 0x00007f413cb75651 g_object_new (libgobject-2.0.so.0 + 0x24651) #16 0x000055b33dce9c66 _ZN15GnomeCmdMainWinnwEm (gnome-commander + 0x49c66) #17 0x00007f413c312fd0 __libc_start_call_main (libc.so.6 + 0x2dfd0) #18 0x00007f413c31307d __libc_start_main_impl (libc.so.6 + 0x2e07d) #19 0x000055b33dcea675 _start (gnome-commander + 0x4a675) Stack trace of thread 442822: #0 0x00007f413c400cdf __GI___poll (libc.so.6 + 0x11bcdf) #1 0x00007f413cac1ea6 n/a (libglib-2.0.so.0 + 0xa8ea6) #2 0x00007f413ca6c003 g_main_context_iteration (libglib-2.0.so.0 + 0x53003) #3 0x00007f413ca6c051 n/a (libglib-2.0.so.0 + 0x53051) #4 0x00007f413ca9ca81 n/a (libglib-2.0.so.0 + 0x83a81) #5 0x00007f413c37d927 start_thread (libc.so.6 + 0x98927) #6 0x00007f413c40d9e4 __clone (libc.so.6 + 0x1289e4) Stack trace of thread 442823: #0 0x00007f413c400cdf __GI___poll (libc.so.6 + 0x11bcdf) #1 0x00007f413cac1ea6 n/a (libglib-2.0.so.0 + 0xa8ea6) #2 0x00007f413ca6c003 g_main_context_iteration (libglib-2.0.so.0 + 0x53003) #3 0x00007f41384702ad n/a (libdconfsettings.so + 0x72ad) #4 0x00007f413ca9ca81 n/a (libglib-2.0.so.0 + 0x83a81) #5 0x00007f413c37d927 start_thread (libc.so.6 + 0x98927) #6 0x00007f413c40d9e4 __clone (libc.so.6 + 0x1289e4) Stack trace of thread 442825: #0 0x00007f413c400cdf __GI___poll (libc.so.6 + 0x11bcdf) #1 0x00007f413cac1ea6 n/a (libglib-2.0.so.0 + 0xa8ea6) #2 0x00007f413ca6de43 g_main_loop_run (libglib-2.0.so.0 + 0x54e43) #3 0x00007f413cd2a12a n/a (libgio-2.0.so.0 + 0x11012a) #4 0x00007f413ca9ca81 n/a (libglib-2.0.so.0 + 0x83a81) #5 0x00007f413c37d927 start_thread (libc.so.6 + 0x98927) #6 0x00007f413c40d9e4 __clone (libc.so.6 + 0x1289e4) GNU gdb (Ubuntu 11.1-0ubuntu2) 11.1 Copyright (C) 2021 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /usr/local/bin/gnome-commander... [New LWP 442820] [New LWP 442822] [New LWP 442823] [New LWP 442825] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `gnome-commander'. --Type for more, q to quit, c to continue without paging--q Quit (gdb) quit bash: syntax error near unexpected token `bt'